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Diagnostic Code 5310: Group X. Function
Muscle Injuries · 38 CFR §4.73 · All codes in this system
| Evaluation criteria | Rating |
|---|---|
| Movements of forefoot and toes; propulsion thrust in walking. Intrinsic muscles of the foot: Plantar: (1) Flexor digitorum brevis; (2) abductor hallucis; (3) abductor digiti minimi; (4) quadratus plantae; (5) lumbricales; (6) flexor hallucis brevis; (7) adductor hallucis; (8) flexor digiti minimi brevis; (9) dorsal and plantar interossei. Other important plantar structures: Plantar aponeurosis, long plantar and calcaneonavicular ligament, tendons of posterior tibial, peroneus longus, and long flexors of great and little toes | |
| Severe | 30% |
| Moderately Severe | 20% |
| Moderate | 10% |
| Slight | 0% |
| Dorsal: (1) Extensor hallucis brevis; (2) extensor digitorum brevis. Other important dorsal structures: cruciate, crural, deltoid, and other ligaments; tendons of long extensors of toes and peronei muscles | |
| Severe | 20% |
| Moderately Severe | 10% |
| Moderate | 10% |
| Slight | 0% |
| Note: Minimum rating for through-and-through wounds of the foot-10. | |
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Source: eCFR Title 38, 38 CFR §4.73, current as of 2026-11-05. Criteria text is the regulatory text, reproduced verbatim for reference; it is not legal advice.